Answer:The wealth of the Italian city-state
Explanation: The wealth of the Italian city-state played an important role in the Renaissance. This wealth allowed prominent families to support artists, scientists, and philosophers spurring on new ideas and artistic movements. Florence is where the Renaissance first began.
C is the most reasonable place. A has two good choices, but swamp land isn't suitable for agriculture. B has the Alluvial plains which are not the best. D has the Tundra which is horrible for agriculture.
I think the answer would be the 3rd one so c. sorry if not
Who has power to make decisions is the answer
The US gained:
-Puerto Rico
-Guam
-Philippines